Formation of the Universe and Solar System

The theory that astronomers have developed to describe the formation of the universe is called the _____.

• Rubber band theory.

• Collision theory.

• Galactic expansion theory.

• Big bang theory.

Tags

NGSS.HS-ESS1-2

The solar system formed from _____.

• an expanding galaxy.

• a giant cloud of gas and dust.

In a heliocentric system, Earth revolves around _____.

• Mars.

• the stars.

• the moon.

• the Sun.

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

What do all of the inner planets have in common?

• They all have rings.

• They all have abundant liquid water.

• They all have many moons.

• They all are small and have rocky surfaces.

The asteroid belt is located _____.

• between Earth and Mars.

• between Mars and Jupiter.

• between Jupiter and Saturn.

• between Saturn and Uranus.

Meteoroids usually come from _____.

• debris from other planets.

• the solar wind.

• meteorites.

• comets or asteroids.

One of the conditions required for life on Earth is _____.

Tags

NGSS.MS-ESS2-4

The hypothesis that Mars may once have had the conditions needed to support life is based in part on ________.

• its similar size and temperature range to Earth.

• its thick, oxygen-rich atmosphere.

• evidence that liquid water was once present.

• the system of canals seen by Schiaparelli.

Saturn’s rings are made up mostly of ________.

• nitrogen and helium.

• ice and water vapor.

• volcanic dust particles.

• chunks of ice and rock.

Uranus is different from most other planets because it ________.

• is the farthest from the sun.

• is mostly nitrogen and helium.

• rotates on its side.

• has the most moons.